Home / 115,449.30-173,172.75-36,563.52

Finding the Fourth Proportional to 115,449.30, 173,172.75 and 36,563.52

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Solution

The fourth proportional to 115,449.30, 173,172.75 and 36,563.52 is: 54,844.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,449.30 : 173,172.75 = 36,563.52 : x
  2. Step 2: Convert to fraction form
    115,449.30/173,172.75 = 36,563.52/x
  3. Step 3: Cross multiply
    115,449.30x = 173,172.75 × 36,563.52
  4. Step 4: Simplify right side
    115,449.30x = 6,331,805,051.94
  5. Step 5: Solve for x
    x = 6,331,805,051.94/115,449.30
  6. Step 6: Final answer
    x = 54,844.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.